package com.ynny.dao;

import org.springframework.transaction.annotation.Isolation;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

public interface CourseDao {
    public default void updateCourse(String courseName) {

    }

    public static void queryCourse() {

    }

    public static void selectCourse(String number, String pr) {
    }
}

